Google has just unveiled its Chrome OS operating system during a press event at the company's headquarters, and it's pretty much exactly what we expected it to be: a streamlined Linux kernel booting straight into the Chrome web browser. The code is available starting today.

but most exploits involve getting people to follow links in emails or install software. Widespread system exploits became rare after XP got a decent firewall. Conficker would have been killed off quickly if it wasn't for all the pirated XP installs that have auto-update turned off.

Google's security plan may be good for grammy but I'd rather encrypt and backup my own data. What happens when Google's servers go down and you need an old document? Wait while playing some online flash games? No thanks.